The Anatomy of a Ratted Debate — LM308 vs OP07
Does the op-amp in a Rat actually matter? I put LM308, OP07, and the Soviet UD1408 on the scope — same circuit, swap chips, see what's really happening.



Budget-friendly PUE Sustain Filter fuzz with mids scoop control

Capture the essence of the famous solid-state amp in a pedal

High-headroom Klon-style drive with active 3-band EQ

Classic distortion tones and extensive flexibility

Modernized Polish high-gain cult classic

Distinctive fuzz, inspired by the Harmonic Percolator

The ultimate Rat-into-Muff hybrid

Vintage PW-2 grit, analog octave fury, and precise EQ control
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Does the op-amp in a Rat actually matter? I put LM308, OP07, and the Soviet UD1408 on the scope — same circuit, swap chips, see what's really happening.

Two pedalboards. One amp. A vintage Exar handed to me by a customer. Jamie Stillman of EarthQuaker Devices testing our gear. Here's what happened at PGF 2026. 🦫

Your Drunk Beaver business card is a real boost pedal. Here's the full build guide — components, soldering steps, and troubleshooting tips.

Simple and effective way to dial in muddy amps.
Great sounding Pedal - super fast shipping - Drunk Beaver rules!!!